Chemical Process Permanent hardness of water is due to the presence of calcium & magnesium Carbonate Bi-carbonates None of these Sulphates & chlorides Carbonate Bi-carbonates None of these Sulphates & chlorides ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bleaching action of bleaching powder is due to its __________ properties. Oxidising None of these Disinfecting Reducing Oxidising None of these Disinfecting Reducing ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material? Glasses Teflon Porcelain/Potteries Slag cement Glasses Teflon Porcelain/Potteries Slag cement ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nitroglycerene absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as a controlled explosive called dynamite. The raw material used for its manufacture are glycerene, nitric acid and Hydrochloric acid Phosphoric acid Sulphuric acid Hydroflouric acid Hydrochloric acid Phosphoric acid Sulphuric acid Hydroflouric acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the Fertiliser manufacture Synthesis of oleum Car battery solution Water treatment Fertiliser manufacture Synthesis of oleum Car battery solution Water treatment ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used In hard water for cleaning of cloth As a foam depressant in distillation column As a rust preventive As a lubricant In hard water for cleaning of cloth As a foam depressant in distillation column As a rust preventive As a lubricant ANSWER DOWNLOAD EXAMIANS APP
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